dayfactor = 0.005
dayup = pow (1+dayfactor, 365)
daydown = pow (1-dayfactor, 365)
print("向上: {:.2f}, 向下: {:.2f}".format(dayup, daydown))


dayfactor = 0.01
dayup = pow (1+dayfactor, 365)
daydown = pow (1-dayfactor, 365)
print("向上: {:.2f}, 向上: {:.2f}".format(dayup, daydown))